2,5-Di(tert-butylperoxy)-2,5-dimethyl-3- hexyne, blend

Sigma-Aldrich Chemical Pvt Limited

Revision date : 2026-07-15

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GHS02 GHS07
Health risk rating 2
Safety risk rating 4
Environmental risk rating 1

General Information

Version

7.6

Revision date

2026-07-15

Product name

2,5-Di(tert-butylperoxy)-2,5-dimethyl-3- hexyne, blend

1.2.2. Uses advised against

For R&D use only. Not for pharmaceutical, household or other uses

Icons in SDS

GHS02 GHS07 M004 M009 M010 M011 M017

Company Information

company name

Sigma-Aldrich Chemical Pvt Limited

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H242, H315, H319

Hazard statements

Code

Statements

H242

Heating may cause a fire

H315

Causes skin irritation

H319

Causes serious eye irritation

Section 2

SECTION 2: Hazards identification

Regulation (EC) No. 1272/2008 Classification of the substance or mixture

Signal word

Danger Danger

Hazard statements

H242 Heating may cause a fire. H315 Causes skin irritation. H319 Causes serious eye irritation. none

Precautionary statements

P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P235 Keep cool. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. none

Response

P302 + P352 IF ON SKIN: Wash with plenty of water. P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.

Storage

P410 Protect from sunlight. Reduced Labelling (<= 125 ml)

Supplemental label elements

none

2.3 Other hazards

This substance/mixture contains no components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.

ECOLOGICAL INFORMATION

The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.

TOXICOLOGICAL INFORMATION

The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.

2.1 Classification of the substance or mixture

Classification (REGULATION (EC) No 1272/2008) Organic peroxides, Type D H242: Heating may cause a fire. Skin irritation, Category 2 H315: Causes skin irritation. Eye irritation, Category 2 H319: Causes serious eye irritation.

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